<template>
  <Layout>
      <!-- Page Header -->
      <header class="masthead"
      :style="{
        backgroundImage: `url(http://localhost:1337${general.cover.url})`
      }">
        <div class="overlay"></div>
        <div class="container">
          <div class="row">
            <div class="col-lg-8 col-md-10 mx-auto">
              <div class="site-heading">
                <h1>{{general.title}}</h1>
                <span class="subheading">{{general.subtitle}}</span>
              </div>
            </div>
          </div>
        </div>
      </header>

      <!-- Main Content -->
      <div class="container">
        <div class="row">
          <div class="col-lg-8 col-md-10 mx-auto">
            <div class="post-preview" v-for="edge in $page.posts.edges" :key="edge.node.id">
              <g-link :to="'/post/'+edge.node.id">
                <h2 class="post-title">{{edge.node.title}}</h2>
              </g-link>
              <p class="post-meta">Posted by
                <a href="#">{{edge.node.created_by.firstname+edge.node.created_by.lastname}}</a>
                on {{edge.node.created_at}}</p>
              <p>
                <span v-for="tag in edge.node.tags" :key="tag.id">
                  <g-link :to="'/tag/'+tag.id">{{tag.title}}</g-link>
                  &nbsp;&nbsp;
                </span>
              </p>
            </div>
            <hr>

            <!-- Pager -->
            <Pager :info="$page.posts.pageInfo"/>

          </div>
        </div>
      </div>
  </Layout>
</template>

<page-query>
  query($page: Int){
    posts: allStrapiPost(perPage:2,page:$page) @paginate{
      pageInfo {
        totalPages
        currentPage
      }
      edges{
        node{
          id
          title
          created_by{
            id
            firstname
            lastname
          }
          tags{
            id
            title
          }
          created_at
        }
      }
    }

    general:allStrapiGeneral{
        edges{
          node{
            id
            title
            subtitle
            cover{
              url
            }
          }
        }
    }
  }
</page-query>
<script>
import { Pager } from 'gridsome'

export default {
  name:'HomePage',
  metaInfo: {
    title: 'Hello, world!'
  },
  components: {
    Pager
  },
  computed:{
    general(){
      return this.$page.general.edges[0].node
    }
  }
}
</script>

<style>
.home-links a {
  margin-right: 1rem;
}
</style>
